ross takes us inside the mind of a killer. >> he was different. he was quiet. a nice kid, a good kid. >> how this time it may be different in changing the law of the line. >> we can't tolerate this anymore. these tragedies must end. and to end them, we must change. >> this is "piers morgan tonight." >> good evening. just a few minutes in the studio, we're going to do something quite extraordinary. i'm going to sit down with ten americans who lived what we hoped might be the last mass shooting in this country, the massacre in a movie heater in aurora, colorado. you need to hear what these people have to say about guns in america. >>> but first, a picture none of us ever imagined or feared we would ever have to see. the first funerals of the 20 young children killed at the sandy hook school in newtown, connecticut, on friday. 6-year-old jack pinto was laid to rest today. in his obituary, his family wrote, "jack will forever be remembered for the immeasurable joy he brought to all who had the pleasure of knowing him, a joy whose wide reach belied his six years." h